Olearia minor, is a small flowering shrub in the family Asteraceae. It has alternate leaves and white to pale mauve daisy-like flowers from winter to December. It grows in Western Australia, South Australia, New South Wales, and Victoria.
Description
Olearia minor is a small shrub to high, branchlets and leaf underside thickly covered with whitish, cottony hairs. The leaves are elliptic or egg-shaped, long, wide, arranged alternately, rounded or broadly pointed, green upper surface, occasional cobweb appearance when young, smooth or rough with short hairs. The single flowers are densely clustered, in diameter and borne at the end of branches, attached either with or without a stalk. The 7-12 white to pale mauve
ligules (petals) long and the flower disc yellow or mauve. The 4-5
bracts are conical shaped, long, arranged in rows, smooth near the base, densely or sparingly covered with short, soft hairs near the either rounded or pointed apex. The dry, one-seeded fruit are narrowly oval shaped, about long, slightly ribbed, smooth or with dense, silky, flattened hairs. Flowering occurs from June to December.
Taxonomy
This daisy was first formally described in 1867 by
George Bentham who gave it the name
Olearia pimeleoides var.
minor in
Flora Australiensis.
In 1991, Nicholas Lander raised the variety to species status as
Olearia minor and the change was published in the journal Telopea.
Distribution and habitat
This species grows in mallee or open scrubland on loam or yellow brown sand or rocky slopes mostly around
Balranald district,
Dubbo and the
Budawang Range in New South Wales. In Victoria a scattered distribution on loamy soils with mallee in the north-west near
Bambill to near the
Little Desert and dry forest in the northern
Brisbane Ranges and Werribbee Gorge. In South Australia, this daisy-bush is widely distributed in the south of the state, including on
Kangaroo Island.
In Western Australia it grows in sandstone, limestone, sand dunes or rocky slopes amongst mallee or scrubland near
Coolgardie, Esperance and the wheatbelt.
